expected in the streets of egypt today during a phone conversation, president obama told president mohamed morsi that the violence there is unacceptable. at least six people have been killed as morsi supporters and opponents fought outside of the presidential palace. opponents marched on the palace last night calling on morsi to step down. holly williams is in cairo. >> reporter: some people hope that after days of protest and bloodshed president morsi would make a major concession when he addressed the nation but he didn't do that. his opponents want to immediately give up all of the sweeping new powers that he gave himself two weeks ago and postpone a referendum on egypt as new constitution which is due to take place in over a week. critics say the constitution doesn't protect the rights of all egyptians. president morsi didn't do either of those thing. instead he offered to give up one power, a vaguely right to take any necessary measure to protect the country. he would give up all of his new powers once the referendum has taken place. >> you mentioned president morsi addressing the egy